(I am working as a cashier at a small farm stand and a man comes to purchase.)

Me: “Hello, how are you doing today?”

Customer: “I’m good. You?”

Me: “Very well, thank–”

Customer: “You d*** teenagers! None of you have any manners anymore! I swear, I have no idea–wait. What did you say again?”

Me: “Very well, thank you.”

Customer: “Oh, okay.”

(I finish totalling his purchase, he pays.)

Me: “Thank you so very much, kind sir. I certainly hope you have the most wonderful day. Please come back soon, if you wish.”

Customer: *sheepishly* “… thanks…”